DCM4623xD2J13D0y7z
Typical Performance Characteristics (cont.)
The following figures present typical performance at TC = 25ºC, unless otherwise noted. See associated figures for general trend data.
ꢉꢈ
ꢉꢅ
ꢉꢃ
ꢉꢀ
ꢇꢇ
ꢇꢈ
ꢇꢅ
ꢇꢃ
ꢇꢀ
ꢆꢇ
ꢅꢀ
ꢄꢁ
ꢄꢀ
ꢃꢁ
ꢃꢀ
ꢂꢁ
ꢂꢀ
ꢁ
ꢁꢂꢀꢀ
ꢁꢁꢀꢀ
ꢁꢀꢀꢀ
ꢉꢀꢀ
ꢈꢀꢀ
ꢇꢀꢀ
ꢆꢀꢀ
ꢅꢀꢀ
ꢄꢀꢀ
ꢃꢀꢀ
ꢂꢀꢀ
ꢁꢀꢀ
ꢀ
ꢀ
ꢄꢁ
ꢀ
ꢁ
ꢂꢀ
ꢂꢁ
ꢃꢀ
ꢃꢁ
ꢄꢀ
ꢁꢀ
ꢂꢀ
ꢃꢀ
ꢄꢀ
ꢅꢀ
ꢆꢀ
ꢇꢀ
ꢈꢀ
ꢉꢀ
ꢁꢀꢀ
ꢕꢁꢊꢖꢅꢗꢘꢄꢄꢃꢌꢋꢅꢍꢙꢏ
ꢔꢕꢖꢗꢈꢏꢘꢓ
ꢅꢃꢀꢊꢀꢋ
ꢅꢃꢀꢊꢀꢋ
ꢄꢀꢀꢊꢀꢋ
ꢄꢀꢀꢊꢀꢋ
ꢂꢇꢀꢊꢀꢋ
ꢂꢇꢀꢊꢀꢋ
ꢄꢂꢀꢊꢀꢋꢌ
ꢃꢀꢀꢊꢀꢋꢌ
ꢁꢈꢀꢊꢀꢋꢌ
Figure 9 — Efficiency and power dissipation vs.load at TCASE = -40°C,
Figure 12 — Nominal powertrain switching frequency vs. load,
nominal trim
at nominal trim
ꢉꢇ
ꢉꢅ
ꢉꢃ
ꢉꢀ
ꢈꢈ
ꢈꢇ
ꢈꢅ
ꢈꢃ
ꢈꢀ
ꢆꢈ
ꢆꢇ
ꢆꢅ
ꢅꢁ
ꢅꢀ
ꢄꢁ
ꢄꢀ
ꢃꢁ
ꢃꢀ
ꢂꢁ
ꢂꢀ
ꢁ
ꢀ
ꢄꢁ
ꢀ
ꢁ
ꢂꢀ
ꢂꢁ
ꢃꢀ
ꢃꢁ
ꢄꢀ
ꢕꢁꢊꢖꢅꢗꢘꢄꢄꢃꢌꢋꢅꢍꢙꢏ
ꢅꢃꢀꢊꢀꢋ
ꢅꢃꢀꢊꢀꢋ
ꢄꢀꢀꢊꢀꢋ
ꢄꢀꢀꢊꢀꢋ
ꢂꢈꢀꢊꢀꢋ
ꢂꢈꢀꢊꢀꢋ
Figure 10 — Efficiency and power dissipation vs.load at TCASE = 25°C,
Figure 13 — Effective internal input capacitance vs. applied voltage
nominal trim
ꢉꢇ
ꢉꢅ
ꢉꢃ
ꢉꢀ
ꢈꢈ
ꢈꢇ
ꢈꢅ
ꢈꢃ
ꢈꢀ
ꢆꢈ
ꢆꢇ
ꢆꢅ
ꢅꢀ
ꢄꢁ
ꢄꢀ
ꢃꢁ
ꢃꢀ
ꢂꢁ
ꢂꢀ
ꢁ
ꢀ
ꢄꢁ
ꢀ
ꢁ
ꢂꢀ
ꢂꢁ
ꢃꢀ
ꢃꢁ
ꢄꢀ
ꢕꢁꢊꢖꢅꢗꢘꢄꢄꢃꢌꢋꢅꢍꢙꢏ
ꢅꢃꢀꢊꢀꢋ
ꢅꢃꢀꢊꢀꢋ
ꢄꢀꢀꢊꢀꢋ
ꢄꢀꢀꢊꢀꢋ
ꢂꢈꢀꢊꢀꢋ
ꢂꢈꢀꢊꢀꢋ
Figure 11 — Efficiency and power dissipation vs.load at TCASE = 90°C,
Figure 14 — Startup from EN, VIN = 300 V, COUT_EXT = 10000 µF,
LOAD = 0.359 Ω
nominal trim
R
DCM™ DC-DC Converter
Rev 1.0
Page 12 of 23
08/2017
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